---
title: Why did UN membership jump from 51 in 1945 to more than 140 by 1975? — How empires fell: the map of the 20th… · tree and pragmatics
description: Why did UN membership jump from 51 in 1945 to more than 140 by 1975? Test 4 · ★ of lesson 37 «How empires fell: the map of the 20th century» of the geography course of Mova's primary school, with the dependency tree and pragmatics of the question and of each option; Mova's choice was right.
---

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# Test 4 · ★ · How empires fell: the map of the 20th century

<!-- .ven lang=en -->
Why did UN membership jump from 51 in 1945 to more than 140 by 1975?

<!-- .vintro -->
**Mova's choice:** option 2 · **The right answer:** option 2 · right ✓ · **What happens:** do · **To what, where:** UN membership jump, 51

<!-- .vabout -->
This is test 4 · ★ of lesson 37 «How empires fell: the map of the 20th century» of the geography course of Mova's primary school. The page gives the question's syntax tree — a dependency tree in the style of Universal Dependencies — and its pragmatics clause by clause, then the 4 options as the student saw them, each with its tree and pragmatics. Every text is parsed by Mova itself. How the student answered it, with the score of every option and why: [the test at school](https://md.mova.elamur.ai/free/en/school-run/geography/37-how-empires-fell-the-map-of-the-20th-century/#t4).

## The question {#question}

```conllu
# sent_id = question:geography:37-how-empires-fell-the-map-of-the-20th-century:t4:1
# text = Why did UN membership jump from 51 in 1945 to more than 140 by 1975?
1	Why	why	ADV	WRB	PronType=Int	2	advmod	_	_
2	did	do	VERB	VBD	Mood=Ind|Number=Sing|Person=1|Tense=Past|VerbForm=Fin	0	root	_	_
3	UN	UN	PROPN	NNP	Number=Sing	5	compound	_	_
4	membership	membership	NOUN	NN	Number=Sing	5	compound	_	_
5	jump	jump	NOUN	NN	Number=Sing	2	obj	_	_
6	from	from	ADP	IN	_	7	case	_	_
7	51	51	NUM	CD	NumForm=Digit|NumType=Card	2	obl	_	_
8	in	in	ADP	IN	_	9	case	_	_
9	1945	1945	NUM	CD	NumForm=Digit|NumType=Card	7	nmod	_	_
10	to	to	ADP	IN	_	13	case	_	_
11	more	more	ADJ	JJR	Degree=Cmp|ExtPos=ADV	13	advmod	_	_
12	than	than	ADP	IN	_	11	fixed	_	_
13	140	140	NUM	CD	NumForm=Digit|NumType=Card	2	obl	_	_
14	by	by	ADP	IN	_	15	case	_	_
15	1975	1975	NUM	CD	NumForm=Digit|NumType=Card	13	nmod	_	SpaceAfter=No
16	?	?	PUNCT	.	_	2	punct	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **do** | past |  | UN membership jump |  | 51 in 1945 |  | to 140 by 1975 | vn act-114-1 «NP V NP»: agent=Agent jump=Eventuality |

<!-- .note -->
One row per clause the reader finds. «not said here»: a role filled from the clause above. «roles by»: a VerbNet class and frame when one fits the verb, else the reader's rules on the tree.

## The options {#options}

### Option 1 {#o1}

<!-- .ven lang=en -->
Countries split into pieces for fun

```conllu
# sent_id = question:geography:37-how-empires-fell-the-map-of-the-20th-century:t4:o1:1
# text = Countries split into pieces for fun
1	Countries	country	NOUN	NNS	Number=Plur	2	nsubj	_	_
2	split	split	VERB	VBD	Mood=Ind|Number=Plur|Person=3|Tense=Past|VerbForm=Fin	0	root	_	_
3	into	into	ADP	IN	_	4	case	_	_
4	pieces	piece	NOUN	NNS	Number=Plur	2	obl	_	_
5	for	for	ADP	IN	_	6	case	_	_
6	fun	fun	NOUN	NN	Number=Sing	2	obl	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **split** | past | Countries |  |  |  |  | into pieces *result*; for fun | vn break-45.1 «NP V PP.result»: agent=Patient into piece=Result |

### Option 2 · ← Mova's choice · ✓ the right answer {#o2}

<!-- .ven lang=en -->
Many colonies became independent countries and joined

```conllu
# sent_id = question:geography:37-how-empires-fell-the-map-of-the-20th-century:t4:o2:1
# text = Many colonies became independent countries and joined
1	Many	many	ADJ	JJ	Degree=Pos	2	amod	_	_
2	colonies	colony	NOUN	NNS	Number=Plur	3	nsubj	_	_
3	became	become	VERB	VBD	Mood=Ind|Number=Plur|Person=3|Tense=Past|VerbForm=Fin	0	root	_	_
4	independent	independent	ADJ	JJ	Degree=Pos	5	amod	_	_
5	countries	country	NOUN	NNS	Number=Plur	3	xcomp	_	_
6	and	and	CCONJ	CC	_	7	cc	_	_
7	joined	join	VERB	VBD	Mood=Ind|Tense=Past|VerbForm=Fin	3	conj	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **become** | past | Many colonies | independent countries |  |  |  |  | vn become-109.1-1-1 «NP V PP.attribute»: agent=Patient |
| 2 | **join** | past | Many colonies *not said here* |  |  |  |  |  | vn mix-22.1-2-1 «NP V»: agent=Patient |

### Option 3 {#o3}

<!-- .ven lang=en -->
Every country joined twice

```conllu
# sent_id = question:geography:37-how-empires-fell-the-map-of-the-20th-century:t4:o3:1
# text = Every country joined twice
1	Every	every	DET	DT	PronType=Tot	2	det	_	_
2	country	country	NOUN	NN	Number=Sing	0	root	_	_
3	joined	join	VERB	VBN	Tense=Past|VerbForm=Part|Voice=Pass	2	acl	_	_
4	twice	twice	ADV	RB	NumForm=Word|NumType=Mult	3	advmod	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **join** | participle |  | every country *not said here* |  |  |  | twice *property* | vn mix-22.1-2-1 «NP V»: agent=Patient |

### Option 4 {#o4}

<!-- .ven lang=en -->
The UN started letting big cities like London and Tokyo join

```conllu
# sent_id = question:geography:37-how-empires-fell-the-map-of-the-20th-century:t4:o4:1
# text = The UN started letting big cities like London and Tokyo join
1	The	the	DET	DT	Definite=Def|PronType=Art	2	det	_	_
2	UN	UN	PROPN	NNP	Number=Sing	3	nsubj	_	_
3	started	start	VERB	VBD	Mood=Ind|Number=Sing|Person=3|Tense=Past|VerbForm=Fin	0	root	_	_
4	letting	let	VERB	VBG	VerbForm=Ger	3	xcomp	_	_
5	big	big	ADJ	JJ	Degree=Pos	6	amod	_	_
6	cities	city	NOUN	NNS	Number=Plur	11	nsubj	_	_
7	like	like	ADP	IN	_	8	case	_	_
8	London	London	PROPN	NNP	Number=Sing	6	nmod	_	_
9	and	and	CCONJ	CC	_	10	cc	_	_
10	Tokyo	Tokyo	PROPN	NNP	Number=Sing	8	conj	_	_
11	join	join	VERB	VBP	Mood=Ind|Number=Plur|Person=3|Tense=Pres|VerbForm=Fin	4	xcomp	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **start** | past | the UN |  |  |  |  |  | vn begin-55.1-1-1 «NP V S\_ING»: agent=Agent clause=Eventuality |
| 2 | **let** | gerund | the UN *not said here* |  |  |  |  |  | tree rules |
| 3 | **join** | present | big cities like London and Tokyo |  |  |  |  |  | vn mix-22.1-2-1 «NP V»: agent=Patient |

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**Text:** the tests of Mova's primary school, written for Mova (`world/data/school/`), as the course runner gave them to the student. **Trees:** Mova's own parse — the `en` model on the CPU, when the site is built — not checked by a teacher; they may be wrong. **Frames:** Mova's frames reader (`prag`), each text read on its own. Elamur Cosmic License.

<!-- /div -->

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- ↑ back to [How empires fell: the map of the 20th century](https://md.mova.elamur.ai/free/en/corpora/questions/geography/37-how-empires-fell-the-map-of-the-20th-century/)

